United Nations. Statistical Division. (2001). Industrial commodity statistics yearbook =: Annuaire de statistiques industrielles par produit. United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United Nations. Statistical Division. Industrial Commodity Statistics Yearbook =: Annuaire De Statistiques Industrielles Par Produit. New York: United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division, 2001.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)United Nations. Statistical Division. Industrial Commodity Statistics Yearbook =: Annuaire De Statistiques Industrielles Par Produit. United Nations, Dept. for Economic and Social Information and Policy Analysis, Statistical Division, 2001.